parsers: don't sort entries when processing ID Maps #993

Job	Run time
cwl-utils release test	3m 50s
CI linters via Tox (lint-readme)	19s
CI tests via Tox (3, 9, lint)	20s
CI linters via Tox (pydocstyle)	14s
CI tests via Tox (3, 9, unit)	3m 25s
CI tests via Tox (3, 9, bandit)	29s
CI tests via Tox (3, 9, mypy)	55s
CI tests via Tox (3, 10, lint)	21s
CI tests via Tox (3, 10, unit)	3m 5s
CI tests via Tox (3, 10, bandit)	25s
CI tests via Tox (3, 10, mypy)	45s
CI tests via Tox (3, 11, lint)	16s
CI tests via Tox (3, 11, unit)	1m 50s
CI tests via Tox (3, 11, bandit)	22s
CI tests via Tox (3, 11, mypy)	44s
CI tests via Tox (3, 12, lint)	22s
CI tests via Tox (3, 12, unit)	2m 27s
CI tests via Tox (3, 12, bandit)	32s
CI tests via Tox (3, 12, mypy)	54s
CI tests via Tox (3, 13, lint)	23s
CI tests via Tox (3, 13, unit)	2m 18s
CI tests via Tox (3, 13, bandit)	29s
CI tests via Tox (3, 13, mypy)	1m 37s
	26m 22s

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